The invention relates to a humidifying and water-replenishing pillow. The pillow includes a pillow interior, and the upper surface of the pillow interior is provided with a humidifying and water-replenishing body; the humidifying and water-replenishing body includes a water absorption body and a wrapping layer for wrapping the water absorption body, and the upper surface of the wrapping layer is a ventilating layer; the water absorption body includes water absorption filler which is made from a super-absorbent-resin material, and the water absorption filler is wrapped by a breathable material; when a user uses the humidifying and water-replenishing pillow, the humidifying and water-replenishing body contains water, the water naturally evaporates, the water is replenished to the oral cavity, nasal cavity and face of the user when the user rests, and the lip chapping, nasal-cavity chapping, face dryness and other symptoms caused by dryness are reduced.